Obama: Climate Change Is a Fact

Jan. 28 (Bloomberg) –- President Barack Obama discusses climate change in America. He speaks to the nation in his 2014 State of the Union Address in Washington, D.C. (Source: Bloomberg)
What Is Jack Dorsey's Future at Twitter?
50:46 - Techonomy founder David Kirkpatrick, TBG Digital CEO Simon Mansell and Bloomberg's Sarah Frier discuss Jack Dorsey's future at Twitter with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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